Home / 5,513.63-8,270.44-1,409.63

Finding the Fourth Proportional to 5,513.63, 8,270.44 and 1,409.63

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Solution

The fourth proportional to 5,513.63, 8,270.44 and 1,409.63 is: 2,114.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,513.63 : 8,270.44 = 1,409.63 : x
  2. Step 2: Convert to fraction form
    5,513.63/8,270.44 = 1,409.63/x
  3. Step 3: Cross multiply
    5,513.63x = 8,270.44 × 1,409.63
  4. Step 4: Simplify right side
    5,513.63x = 11,658,215.46
  5. Step 5: Solve for x
    x = 11,658,215.46/5,513.63
  6. Step 6: Final answer
    x = 2,114.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.